The vitreous body is the clear gel filling the space between the lens and the retina, making up about 80% of the eye volume. It is about 99% water held in a fine network of collagen and hyaluronic acid.
| Location | Vitreous chamber, behind the lens and in front of the retina |
|---|---|
| Parts |
|
| Nerve Supply | None |
| Blood Supply | None (avascular) |
Transmits light to the retina, supports the shape of the eye and holds the retina in place.
With age the gel liquefies and separates from the retina (posterior vitreous detachment), causing floaters and flashes; sometimes it tears the retina, which needs urgent treatment. Bleeding into the vitreous in diabetes blocks vision, and medicines for macular disease are injected into it.
Age-related separation of the vitreous from the retina, causing floaters and flashes.
Bleeding into the vitreous, often from diabetic retinopathy or a retinal tear, causing sudden loss of vision.
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